7 files declare their use of JsonRpcException in JSON-RPC 8

AddPermissionToRole.php in modules/jsonrpc_core/src/Plugin/jsonrpc/Method/AddPermissionToRole.php

EntityParameterFactory.php in src/ParameterFactory/EntityParameterFactory.php

Handler.php in src/Handler.php

HttpController.php in src/Controller/HttpController.php

Plugins.php in modules/jsonrpc_core/src/Plugin/jsonrpc/Method/Plugins.php

RpcRequestFactory.php in src/Shaper/RpcRequestFactory.php

RpcResponseFactory.php in src/Shaper/RpcResponseFactory.php